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Finding the Fourth Proportional to 984,897, 1,359,157.86 and 532,188

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Solution

The fourth proportional to 984,897, 1,359,157.86 and 532,188 is: 734,419.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,897 : 1,359,157.86 = 532,188 : x
  2. Step 2: Convert to fraction form
    984,897/1,359,157.86 = 532,188/x
  3. Step 3: Cross multiply
    984,897x = 1,359,157.86 × 532,188
  4. Step 4: Simplify right side
    984,897x = 723,327,503,197.68
  5. Step 5: Solve for x
    x = 723,327,503,197.68/984,897
  6. Step 6: Final answer
    x = 734,419.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.